Little did Leland and Tracy Treichel know that their lives would change in August 2022.

Leland did not feel well and his legs were shaky on August 16 so they went to Sanford Urgent Care in Aberdeen. They did tests but could not diagnose the problem.

The Treichels were back the next day for more testing. His concerns now included a rash. Back at home that night Leland fell after 15 steps and could not use his legs. His grandson Leo was staying with them then. Leo helped get Leland out to their vehicle and back to the emergency room in Aberdeen.

The next week was a blur, Leland said. His fe...